Re: [PATCH 1/1] ipw2200, fix ipw io functions

From: Jiri Slaby
Date: Fri Feb 13 2009 - 03:23:43 EST


On 02/13/2009 01:49 AM, Zhu Yi wrote:
> On Fri, 2009-02-13 at 05:29 +0800, Jiri Slaby wrote:
>> /* alias to 8-bit direct read (low 4K of SRAM/regs), with debug
>> wrapper */
>> -#define ipw_read8(ipw, ofs) __ipw_read8(__FILE__, __LINE__, ipw, ofs)
>> +#define ipw_read8(ipw, ofs) ({ \
>> + IPW_DEBUG_IO("%s %d: read_direct8(0x%08X)\n", __FILE__, __LINE__, \
>> + (u32)(ofs)); \
>> + _ipw_read8(ipw, ofs); \
>> +})
>
> Please put a do {} while(0) for this and some of below macros as well.

This is impossible, reads need to return a value...
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